#include<stdio.h>
#include<unistd.h>


int main()
{


  printf("process begin\n");
  char* const env[]={
      "hello world",
      "hello world",
      "hello yjd",
      NULL
  };

 // execle("/usr/bin/ls","ls","-a","-l",NULL,env);
  char* const argv[]={
     "ls",
     "-a",
     "-l",
     NULL
  };
  execve("/usr/bin/ls",argv,env);
  

  
  
  printf("process end\n");


  return 0;
}
